Changeset 45 for libcaca/trunk/src/math.cTweet

Timestamp:

Dec 23, 2002, 12:01:35 AM (20 years ago)

Author:

Sam Hocevar

Message:

• fixed a segfault when the target seeker speed was zero.
• factorized the seeker generation on fragbomb explosion.

File:

• libcaca/trunk/src/math.c (modified) (2 diffs)

libcaca/trunk/src/math.c

@@ -4 +4 @@
  *                 All Rights Reserved
  *
- *   $Id: math.c,v 1.1 2002/12/22 22:36:42 sam Exp $
+ *   $Id: math.c,v 1.2 2002/12/22 23:01:35 sam Exp $
  *
  *   This program is free software; you can redistribute it and/or modify
@@ -27 +27 @@
     int x = a > 100000 ? 1000 : a > 1000 ? 100 : a > 10 ? 10 : 1;
 
-    /* Newton's method. Three iterations are more than enough. */
+    if( a <= 0 )
+    {
+        return 0;
+    }
+
+    /* Newton's method. Three iterations would be more than enough. */
     x = (x * x + a) / x / 2;
     x = (x * x + a) / x / 2;